KR20110043027A - Combination structure of precast panel for pavement and its method - Google Patents

Combination structure of precast panel for pavement and its method Download PDF

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Publication number
KR20110043027A
KR20110043027A KR1020090099944A KR20090099944A KR20110043027A KR 20110043027 A KR20110043027 A KR 20110043027A KR 1020090099944 A KR1020090099944 A KR 1020090099944A KR 20090099944 A KR20090099944 A KR 20090099944A KR 20110043027 A KR20110043027 A KR 20110043027A
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KR
South Korea
Prior art keywords
pipe
panel
panel body
road
pipes
Prior art date
Application number
KR1020090099944A
Other languages
Korean (ko)
Inventor
김성민
양성철
한상주
이승재
박정규
Original Assignee
주식회사동일기술공사
주식회사 승화이엔씨
경희대학교 산학협력단
주식회사 승화명품건설
리다산업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 주식회사동일기술공사, 주식회사 승화이엔씨, 경희대학교 산학협력단, 주식회사 승화명품건설, 리다산업 주식회사 filed Critical 주식회사동일기술공사
Priority to KR1020090099944A priority Critical patent/KR20110043027A/en
Publication of KR20110043027A publication Critical patent/KR20110043027A/en

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/005—Individual couplings or spacer elements for joining the prefabricated units
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00—Pavings made of prefabricated single units
    • E01C5/06—Pavings made of prefabricated single units made of units with cement or like binders
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C2201/00—Paving elements
    • E01C2201/16—Elements joined together

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)

Abstract

The present invention relates to a coupling structure and a method of a precast panel for road pavement, and more particularly, the first pipe and the second pipe are respectively installed inside the edges of adjacent panel bodies, and the first and second pipes are respectively provided. Since both ends of the connecting bar are installed so that the grouting material is injected into the first and second pipes, there is no structure protruding from the outer surface of the panel body. The present invention relates to a coupling structure and a method of precast panel for paving the road, which can prevent the damage to the panel body even during the installation.

Accordingly, the present invention, the coupling means is provided on the panel body (11a) 11b and the panel body (11a) is installed on the road and the panel body (11b) adjacent to the panel body (11a) adjacent to each other ( In the coupling structure of the road paving precast panel comprising a 20), the coupling means 20 is installed inside the edge of the panel body (11a) and the injection portion 31 extends upward on the outer peripheral surface The second pipe 40 is installed inside the edge of the formed first pipe 30 and the other panel body 11b adjacent to the panel body 11a and is installed at a position corresponding to the first pipe 30. And a connecting bar 50 inserted into the first and second pipes 30 and 40 so as to cover both ends thereof, and the first and second pipes 30 and 40 and the injection part 31. It is characterized in that it comprises a grouting material 60 is formed to be filled.

Road pavement, precast, pipe, connecting bar, grouting material

Description

Combination structure of precast panel for pavement and its method

The present invention relates to a coupling structure and a method of a precast panel for road pavement, and more particularly, the first pipe and the second pipe are respectively installed inside the edges of adjacent panel bodies, and the first and second pipes are respectively provided. Since both ends of the connecting bar are installed so that the grouting material is injected into the first and second pipes, there is no structure protruding from the outer surface of the panel body. The present invention relates to a coupling structure and a method of precast panel for paving the road, which can prevent the damage to the panel body even during the installation.

In general, the general soil layer is deformed when the wheel load action is repeated, which requires a structure to prevent the deformation caused by the vehicle between the wheel and the soil layer, the structure is composed of several layers, called a pavement layer.

The road pavement forming the pavement layer is divided into soft pavement and rigid pavement according to the surface treatment type, and the typical pavement method is asphalt concrete (hereinafter referred to as asphalt pavement), and the representative pavement pavement is concrete. There is a package.

Ascon pavement is a road paving method that is most commonly applied because it is possible to pass a vehicle within a few hours after installation and there is a lot of technical know-how in Korea.

However, ascon packaging is vulnerable to high temperature and static load due to its characteristics, so most packaging damages are in the form of permanent deformation such as rutting, surface rolling, etc., and it is not durable and maintains repackaging every five years. There is a problem of poor economics in terms of management.

The concrete pavement is known to have superior durability and much lower maintenance costs than ascon pavement, and there are various patching methods for damage of the concrete pavement. There is an unbonded overlay, such as paving asphalt between concrete pavement and new pavement, followed by concrete overlay.

However, the above concrete pavement requires a certain period of curing period to obtain a certain strength, not only can cause a big obstacle in traffic passage, but also the cracks generated on the bottom surface affect the upper concrete pavement in the form of reflection cracks. There is a problem.

A technique for solving the above problems is disclosed in Korean Patent Registration No. 672610 (name: precast concrete panel for road pavement and its manufacturing method).

1 is a perspective view showing a conventional road precast concrete panel, Figure 2 is a cross-sectional view showing a conventional road paving precast concrete panel, as shown, briefly explaining the precast concrete panel (1), A panel body 2 made of concrete, a connection member 3 protruding from at least one surface on an outer circumference thereof to be coupled to another panel body 2 adjacent to the panel body 2, and a slot grout port to which mortar is supplied. And a filling slot (4) in communication with (4a), wherein the connecting member (3) and the filling slot (4) are formed to correspond to the adjacent panel body (2), respectively.

The precast concrete panel 1 as described above is installed in a base after flattening the base surface of the road in a state of manufacturing a plurality of formwork.

In the above-mentioned road paving precast concrete panel (1) is installed while connecting in sequence by using the connecting member 3 and the filling slot (4), at this time, mortar through the slot grout port (4a) of the panel (1) Injecting to fix the connecting member (3) coupled in the filling slot (4).

However, the prior art has a problem that the connection member 3 is protruded on the outer circumferential surface of the panel body 2 to be damaged in the transfer process of the panel body 2.

In addition, since the plurality of connecting members 3 protruding from the outer circumferential surface of the panel body 2 must be sequentially installed while being aligned with the filling slots 4 of the other panel bodies 2, the installation is complicated and requires a lot of installation time. In addition, there was a problem that the connection member 3 or the filling slot 4 is damaged in the process of coupling the connection member 3 to the filling slot (4).

An object of the present invention for solving the above problems is to install a first pipe and a second pipe inside the edge of the panel body adjacent to each other, the first pipe, the second pipe is installed so that both ends of the connecting bar After the grouting material is injected into the first and second pipes, a separate structure does not protrude outward of the panel body and the panel body is simplified in a rectangular shape, so that the panel body is easily transported. In addition to preventing damage, the installation of the panel body is easy and provides a coupling structure and method of the precast panel for road paving to prevent damage to the panel body even during the installation process.

The present invention for achieving the above object, the panel body is installed on the road and the precast panel for road paving comprising a coupling means installed on the panel body so as to mutually couple the other panel body adjacent to the panel body In the coupling structure, the coupling means is installed inside the edge of the panel body and the outer circumferential surface of the first pipe formed with an injection portion extending upward, and is installed inside the edge of the other panel body adjacent to the panel body Grouting material is formed by filling the second pipe is installed in a position corresponding to the first pipe, the connecting bar is inserted so that both ends of the first and second pipes to extend, and the first and second pipes and the injection portion Characterized in that comprises a.

In addition, the method of coupling the precast panel for road pavement, the first step of inserting the connecting bar into the interior of the first pipe installed inside the edge of the panel body; A second step of arranging the panel body in which the connection bar is inserted and the other panel body in which the second pipe is installed inside the edge after the first step is placed on the road; After passing through the second step, the compressed air is injected through an injection unit communicating the first pipe with the outside, or the connecting bar in the first pipe is moved toward the second pipe side by using a push rod to both ends of the connecting bar. A third step of spreading over the first and second pipes; After the third step, characterized in that it comprises a fourth step of injecting the grouting material into the first and second pipes and the injection portion through the injection portion.

According to the present invention, a first pipe and a second pipe are respectively provided in the edges of adjacent panel bodies, and both ends of the connecting bar are disposed on the first and second pipes, and then grouted in the first and second pipes. By injecting the ash, since there is no structure protruding from the outer surface of the panel body, the transfer of the panel body is easy and the damage is prevented during the transfer. Damage to the body is prevented.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Repeated description of the same parts as in the prior art will be omitted.

3 is a perspective view showing a state in which a precast panel for road paving according to the present invention is coupled, FIG. 4 is a perspective view showing a state in which the precast panel for road paving according to the present invention is separated, and FIG. 6 is a cross-sectional view taken along the line AA, Figure 6 is a view showing a step of coupling the precast panel for road paving according to the present invention.

As shown, the coupling structure of the road paving precast panel 10 according to the present invention, the panel body (11a) (11b) is installed on the road, and the other panel body 11b adjacent to the panel body (11a) ) Is coupled to the panel body (11a) (11b) to be coupled to each other is made.

The panel bodies 11a and 11b may be made of various materials as well as concrete or synthetic resin, and are manufactured in large quantities through formwork or molds.

In addition, the panel bodies 11a and 11b may be formed in a square or rectangular shape, or may be formed in a curved surface when installed on a curved road.

The coupling means 20 is installed inside the edge of the panel body 11a and has a first pipe 30 having an injection portion 31 extending upward in an outer circumferential surface thereof, and the panel body 11a. The second pipe 40 is installed inside the edge of the other panel body 11b adjacent to the first pipe 30 and the first and second pipes 30 and 40. It comprises a connecting bar 50 is inserted and installed so that both ends are sandwiched therein, and a grouting material 60 formed to be filled in the first and second pipes 30 and 40 and the injection part 31.

That is, when installing the plurality of panel bodies (11a) (11b) on the road, each of the panel body (11a) (11b) is coupled to each other through the coupling means (20).

In addition, the first pipe 30 is installed in the horizontal direction inside the edge of the panel body (11a), the injection portion 31 is formed vertically in the upper direction on the outer peripheral surface of the first pipe (30). do. At this time, one end of the first pipe 30 communicates with the second pipe 40 of the other panel body 11b adjacent thereto, and the other end is connected to the upper side of the panel body 11a through the injection part 31. Communicate.

On the other hand, the injection portion 31 formed on the outer circumferential surface of the first pipe 30 may be formed a plurality of spaced apart from each other by a predetermined interval. For reference, although only one injection part 31 is formed at an end side of the first pipe 30, the injection part 31 is not limited thereto. The number of injection parts 31 may be two or more.

In addition, the first and second pipes 30 and 40 and the injection parts 31 and 41 are preferably made of metal pipes to improve strength, but other pipes may be used.

In the above description, only the case where the first and second pipes 30 and 40 and the injection parts 31 and 41 are provided inside the edges of the panel bodies 11a and 11b is described. It is also possible to omit the pipes 30 and 40 and the injection parts 31 and 41 to form only a passage (not shown) at the corresponding position.

In addition, the first and second pipes 30 and 40 and the injection parts 31 and 41 may be installed so as not to protrude from the outer surfaces of the panel bodies 11a and 11b.

One end of the second pipe 40 communicates with the first pipe 30 of another adjacent panel body 11a, and the other end of the second pipe 40 is connected to the panel body through an injection part 41 formed vertically upward. It communicates with the upper side of (11b).

In the drawing, only one injection portion 41 is formed on an end side of the second pipe 40, but a plurality of injection portions 41 may be formed.

The connection bar 50 is inserted into the first and second pipes 30 and 40, and both ends thereof are provided to cover the first and second pipes 30 and 40.

That is, the connection bar 50 is installed in a state of being inserted in advance inside the first pipe 30 when installing the panel body (11a) (11b) on the road, and then the panel body (11a) After the 11b are installed in close contact with each other, the first pipe 30 is moved toward the second pipe 40 by compressed air injected through the injection part 31 of the first pipe 30. 30) and the other end is hung over the second pipe 40.

Therefore, since the outer diameter of the connecting bar 50 should be easily moved by the compressed air in the first pipe 30, the outer diameter of the first bar 30 is preferably smaller than the inner diameter of the first pipe 30, the second pipe The inner diameter of the 40 is preferably larger than the inner diameter of the first pipe 30.

That is, the inner diameter of the second pipe 40 should be larger than the inner diameter of the first pipe 30 so that the connecting bar 50 does not get caught when moving to the second pipe 40 in the first pipe 30. You can move smoothly.

In addition, the length L1 of the first pipe 30 is equal to or greater than the length L3 of the connection bar 50, and the length L2 of the second pipe 40 is the connection bar 50. It is preferable that the length is smaller than the length L3. In this case, the length L2 of the second pipe 40 is more preferably formed to be half the size of the length L3 of the connection bar 50.

That is, since the panel body 11a is installed while the connecting bar 50 is completely inserted into the first pipe 30, the length L1 of the first pipe 30 is at least the connection. The length L3 of the bar 50 must be equal to or larger than that of the bar 50, and the length L2 of the second pipe 40 must be smaller than the length L3 of the connection bar 50. Both ends of the connecting bar 50 moving to the second pipe 40 by the compressed air are to be spread over the first and second pipes 30 and 40.

At this time, when the length L2 of the second pipe 40 is formed to be half the size of the connecting bar 50, both sides of the connecting bar 50 are equally proportioned to each other in the first and second pipes 30 ( 40) is the most stable.

In addition, the grouting material 60 is installed so that the connecting bar 50 spans the first and second pipes 30 and 40 of the panel bodies 11a and 11b adjacent to each other. The inside of the first and second pipes 30 and 40 is filled through the injection part 31 of the pipe 30.

The grouting material 60 is filled up to the inside of the first and second pipes 30 and 40 and the injection parts 31 and 41, when the grouting material 60 is injected. Although it is preferable to inject through the injection part 31 formed in the end side of the pipe 30, it is also possible to inject through the injection part 41 formed in the said 2nd pipe 40. FIG.

Here, the grouting material 60 is preferably made of any one of a variety of materials other than mortar, epoxy or.

On the other hand, the connection bar 50 is firmly fixed by the grouting material 60 in a state spanning the first, second pipes 30, 40 of the metal material, thereby the connection bar 50 and the grouting material The panel bodies 11a and 11b interconnected through 60 do not cause inequality.

Hereinafter, a method of coupling the precast panel 10 for paving roads according to the present invention will be described.

Prior to the description, the panel bodies 11a and 11b are manufactured in large quantities by formwork, wherein the first pipe 30 and the second pipe 40 are formed inside the edges of the panel bodies 11a and 11b. ) Is manufactured to be inserted and installed.

Here, the first pipe 30 is installed in one panel body 11a, and the second pipe corresponding to the first pipe 30 is in another panel body 11b adjacent to the panel body 11a. 40 is manufactured to be installed. Of course, the first pipe 30 and the second pipe 40 may be installed together in one panel body 11a.

That is, when the first pipe 30 and the second pipe 40 are disposed on the opposite surfaces of the adjacent panel bodies 11a and 11b to couple the adjacent panel bodies 11a and 11b to each other. Will be.

In addition, the first pipe 30 or the second pipe 40 installed at the edge side of the panel bodies 11a and 11b is installed only at the edge side coupled with the other panel bodies 11a and 11b. It is preferable.

The panel bodies 11a and 11b manufactured as described above are installed on a paved layer processed on a new road or an existing road, and when installed on an existing road, a damaged part of a pavement layer on an existing road, a part of a paved layer on an existing road. It can be in any form, such as the depth (partial depth), the full depth of the pavement layer of the existing road.

In this case, a coupling hole (not shown) may be formed at the outermost side of the existing road so that the connection bar 50 may be inserted and coupled using a drill or the like for coupling with the panel bodies 11a and 11b. The coupling hole is to serve as the second pipe (40).

Subsequently, a method of coupling the panel bodies 11a and 11b manufactured as described above will be described in detail with reference to FIG. 6.

First, a first step of inserting the connecting bar 50 into the inside of the first pipe 30 installed inside the edge of the panel body 11a is performed.

In this case, the connecting bar 50 is completely inserted into the first pipe 30.

After the first step, the second step of arranging the panel body (11a) in which the connecting bar 50 is inserted, and the other panel body (11b) in which the second pipe (40) is installed inside the edge. Proceed.

The panel bodies 11a and 11b arranged on the road are brought into close contact with each other. At this time, the first and second pipes 30 and 40 are located on opposite sides of the panel bodies 11a and 11b which are coupled to each other. Do it.

Here, the panel bodies 11a and 11b have a rectangular shape, and therefore, a separate structure does not protrude to the outside of the panel bodies 11a and 11b, so that the panel bodies 11a and 11b can be quickly installed. And it can also prevent damage to the panel body (11a) (11b) in the installation process.

After the second step, compressed air is injected through the injection part 31 which communicates the first pipe 30 with the outside, thereby connecting the connection bar 50 in the first pipe 30 to the second. The third step of moving the pipe 40 toward the both ends of the connecting bar 50 over the first and second pipes 30 and 40 is performed. Here, in order to move the connection bar 50, a push rod or the like may be used in addition to the compressed air.

At this time, the compressed air is preferably injected through the injection portion 31 formed on the end side of the first pipe 30, the connecting bar 50 moving in the direction of the second pipe 40 by the compressed air. Since only half is inserted into the second pipe 40, both ends of the connecting bar 50 are covered with both the first and second pipes 30 and 40.

After the third step, the fourth grouting material 60 is injected into the first and second pipes 30 and 40 and the injection parts 31 and 41 through the injection part 31. Proceed to step.

The grouting material 60 is preferably made of any one of mortar or epoxy, but various materials may be used.

In addition, when injecting the grouting material 60, it is preferable to inject through the injection portion 31 formed on the end side of the first pipe 30, the grouting material 60 is the first, second pipe The grouting material 60 may also be injected through the injection part 41 formed in the second pipe 40 so that both the 30 and 40 and the plurality of injection parts 31 and 41 may be filled without empty space. .

Although the vehicle can be driven even in the state of paving the road through the above method, it is possible to cover the upper surface of the panel bodies 11a and 11b with an ascon or finish a diamond grinding process.

1 is a perspective view showing a conventional precast concrete panel for road paving,

Figure 2 is a cross-sectional view showing a conventional precast concrete panel for road paving,

3 is a perspective view showing a state in which a precast panel for road paving according to the present invention is coupled;

4 is a perspective view showing a state in which the precast panel for road pavement according to the present invention is separated;

5 is a cross-sectional view taken along the line A-A in FIG.

6 is a view showing a step of coupling the precast panel for paving the road according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10: precast panel 11a, 11b: panel body

20: coupling means 30: first pipe

31, 41: injection part 40: second pipe

50: connecting bar 60: grouting material

Claims (10)

Including a panel means (11a) is installed on the panel body 11a and the panel body (11a) (11b) to be coupled to each other and the panel body (11b) adjacent to the panel body (11a) is provided on the road In the coupling structure of the precast panel for road paving, The coupling means 20, A first pipe 30 installed inside the edge of the panel body 11a and having an injection portion 31 extending upward in an outer circumferential surface thereof; A second pipe 40 installed inside the edge of the other panel body 11b adjacent to the panel body 11a and installed at a position corresponding to the first pipe 30; A connection bar 50 inserted into the first and second pipes 30 and 40 so as to cover both ends thereof; Joining structure of the precast panel for road paving, characterized in that it comprises a grouting material (60) which is filled in the first and second pipes (30) and (40) and the injection part (31). The method of claim 1, Coupling structure of the precast panel for road paving, characterized in that the outer diameter of the connecting bar 50 is formed smaller than the inner diameter of the first pipe (30). The method of claim 1, Coupling structure of the precast panel for the road paving, characterized in that the inner diameter of the second pipe (40) is larger than the inner diameter of the first pipe (30). The method of claim 1, The length L1 of the first pipe 30 is equal to or greater than the length L3 of the connection bar 50, and the length L2 of the second pipe 40 is the length of the connection bar 50. (L3) The coupling structure of the precast panel for road paving, characterized in that smaller. The method of claim 1, The grouting material 60 is a coupling structure of the precast panel for road paving, characterized in that made of any one of mortar or epoxy. In the method of joining the precast panel for road paving, A first step of inserting the connecting bar 50 into the inside of the first pipe 30 installed inside the edge of the panel body 11a; After the first step, the second step of arranging the panel body (11a) in which the connecting bar 50 is inserted, and the other panel body (11b) in which the second pipe (40) is installed inside the edge. ; After passing through the second step, the compressed bar is injected through the injection part 31 which communicates the first pipe 30 with the outside, or the connecting bar 50 in the first pipe 30 is opened using a straw. A third step of moving in a direction toward the second pipe 40 so that both ends of the connection bar 50 span the first and second pipes 30 and 40; After the third step, a fourth step of injecting the grouting material 60 into the first and second pipes 30 and 40 and the injection portion 31 through the injection portion 31. Joining method of the precast panel for road paving, characterized in that made. The method of claim 6, The outer diameter of the connecting bar 50 is the coupling method of the road paving precast panel, characterized in that formed smaller than the inner diameter of the first pipe (30). The method of claim 6, The inner diameter of the second pipe (40) is a coupling method of the road paving precast panel, characterized in that formed larger than the inner diameter of the first pipe (30). The method of claim 6, The length L1 of the first pipe 30 is equal to or greater than the length L3 of the connection bar 50, and the length L2 of the second pipe 40 is the length of the connection bar 50. (L3) A method of joining a road paving precast panel, characterized in that smaller. The method of claim 6, The grouting material 60 is a bonding method of the precast panel for paving road, characterized in that made of any one of mortar or epoxy.
KR1020090099944A 2009-10-20 2009-10-20 Combination structure of precast panel for pavement and its method KR20110043027A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200015013A (en) * 2018-08-02 2020-02-12 콘비젼스 주식회사 Pavement layer and its construction method used for large car lane
CN112900179A (en) * 2021-01-27 2021-06-04 滨州学院 Assembly structure and assembly process of prefabricated road slab

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200015013A (en) * 2018-08-02 2020-02-12 콘비젼스 주식회사 Pavement layer and its construction method used for large car lane
CN112900179A (en) * 2021-01-27 2021-06-04 滨州学院 Assembly structure and assembly process of prefabricated road slab

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